This Alkaline filter changes the acidic RO water into a perfect Natural Alkali Calcium Ionized Water. The PurePro USA Alkaline filter simply gives back minerals such as Ionized Calcium, Magnesium, Sodium, Potassium ion which are taken away while purify the water. The PurePro USA alkaline filter is effective and gives water a ph value of 8.00-9.50.

This natural calcium, magnesium, sodium, potassium ions can be absorbed 100% by the body.